From 9ee2605a49a57f98757a3670d05ab0d09e6c2c22 Mon Sep 17 00:00:00 2001
From: shenyu <448766534@qq.com>
Date: Mon, 30 Mar 2020 20:27:17 +0800
Subject: [PATCH] :sparkles: feat: Katex support

---
 README.md                        |  8 +++++++-
 _config.yml                      |  8 +++++++-
 layout/_partial/after-footer.ejs |  5 ++++-
 layout/_partial/katex.ejs        | 11 +++++++++++
 4 files changed, 29 insertions(+), 3 deletions(-)
 create mode 100644 layout/_partial/katex.ejs

diff --git a/README.md b/README.md
index 7ed92bd..6ff024a 100644
--- a/README.md
+++ b/README.md
@@ -207,9 +207,15 @@ google_analytics: ''
 # Baidu Analytics
 baidu_analytics: ''
 
-# mathjax
+# Mathjax Support
 mathjax: true
 
+# Katex Support
+katex:
+  enable: false # true
+  allpost: true
+  copy_tex: false
+
 # since year
 since: 2019
 
diff --git a/_config.yml b/_config.yml
index abccac4..e2e0ff0 100644
--- a/_config.yml
+++ b/_config.yml
@@ -153,9 +153,15 @@ google_analytics: ''
 # 百度统计
 baidu_analytics: ''
 
-# 数学公式
+# Mathjax数学公式
 mathjax: false
 
+# Katex数学公式(allpost设置为false时只有头部设置math:true的文章才开启)
+katex:
+  enable: false # true
+  allpost: true
+  copy_tex: false
+
 # 网站成立年份(默认为 2019，若填入年份小于当前年份，则显示为 2018-2019 类似的格式)
 since: 2015
 
diff --git a/layout/_partial/after-footer.ejs b/layout/_partial/after-footer.ejs
index 67a2dd6..717e697 100644
--- a/layout/_partial/after-footer.ejs
+++ b/layout/_partial/after-footer.ejs
@@ -52,11 +52,14 @@
   }
 </script>
 <% } %>
+<% if (theme.katex.enable){ %>
+<%- partial('katex') %>
+<% } %>
 <% if (theme.busuanzi && theme.busuanzi.enable){ %>
 <%- js('/js/busuanzi-2.3.pure.min') %>
 <% } %>
 
 <script type="text/javascript" src="https://js.users.51.la/20544303.js"></script>
 <% if (theme.clickLove){ %>
-   <script src="<%- url_for('js/clickLove.js') %>"></script>
+  <%- js('/js/clickLove') %>
 <% } %>
\ No newline at end of file
diff --git a/layout/_partial/katex.ejs b/layout/_partial/katex.ejs
new file mode 100644
index 0000000..d6a7774
--- /dev/null
+++ b/layout/_partial/katex.ejs
@@ -0,0 +1,11 @@
+<% if ( theme.katex.enable ) { %>
+    <% if( theme.katex.allpost || page.math ) { %>
+        <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.css">
+        <script src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.js"></script>
+        <script src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/contrib/auto-render.min.js"></script>
+        <% if ( theme.katex.copy_tex ) { %>
+            <script src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/contrib/copy-tex.min.js"></script>
+            <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/contrib/copy-tex.min.css">
+        <% } %>
+    <% } %>
+<% } %>
\ No newline at end of file